Base | Representation |
---|---|
bin | 1110001111111000100111… |
… | …11100010100000011101110 |
3 | 11002221022200101101012011020 |
4 | 13013330103330110003232 |
5 | 13101321140434032342 |
6 | 150345435551235010 |
7 | 6412446111155445 |
oct | 707742374240356 |
9 | 132838611335136 |
10 | 31332121002222 |
11 | 9a8a97252a677 |
12 | 362045bb18a66 |
13 | 14637b6160c81 |
14 | 7a46a8935d5c |
15 | 395048b3d0ec |
hex | 1c7f13f140ee |
31332121002222 has 16 divisors (see below), whose sum is σ = 62664540177360. Its totient is φ = 10443990638592.
The previous prime is 31332121002211. The next prime is 31332121002323. The reversal of 31332121002222 is 22220012123313.
It is a junction number, because it is equal to n+sod(n) for n = 31332121002192 and 31332121002201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11046073 + ... + 13589700.
It is an arithmetic number, because the mean of its divisors is an integer number (3916533761085).
Almost surely, 231332121002222 is an apocalyptic number.
31332121002222 is an abundant number, since it is smaller than the sum of its proper divisors (31332419175138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31332121002222 is a wasteful number, since it uses less digits than its factorization.
31332121002222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24847747.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 31332121002222 its reverse (22220012123313), we get a palindrome (53552133125535).
The spelling of 31332121002222 in words is "thirty-one trillion, three hundred thirty-two billion, one hundred twenty-one million, two thousand, two hundred twenty-two".
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